	<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title>v-for</title>
	</head>
	<body>
		
		<div id='app'>
			
			<ul><li v-for="(item,index) in arr">
			{{ index+1 }}数字:{{ item }}
			</li>
			</ul>
		</div>
		
		 <script src="https://cdn.jsdelivr.net/npm/vue/dist/vue.js"></script>
		<script>	 
		var vm = new Vue({
				 el: "#app",
				 data: {
					 arr:["1","2","3"]
				 },
				
			 })
	    
		
		 </script>
	</body>
</html> 	